Two way switches and three way switches operate the same way and have the same connection points they just have different names in the uk which are common l1 and l2. On this page are several wiring diagrams that can be used to map 3 way lighting circuits depending on the location of the source in relation to the.

Wiring Diagram For A Two Way Switch
Wiring diagram for two three way switches. Uk two way switch wiring diagram. Fixture between two three way switches. The ground wire is pigtailed with a wire connector at the switch boxes and the ceiling box. This might seem intimidating but it does not have to be. 3 way switch wire diagram power to light switch. 3 way switch wiring diagram.
Pick the diagram that is most like the scenario you are in and see if you can wire your switch. Watch the 4 way switch video below and pay attention. A 4 way switch is always placed in between two 3 way switches. In the united kingdom some electricians use an alternative method for wiring two way switches as depicted in the above wiring diagram. You can have an indefinite number of 4 way switches in a circuit. If you understand how to wire a 3 way switch youll have no issues with a 4 way switch.
Take a closer look at a 3 way switch wiring diagram. 4 way switch wring diagram. They all must be between the two 3 way switches. This 3 way switch wiring diagram shows how to wire the switches and the light when the power is coming to the light switch. The two hot wires of three wire cable connect to a pair of. Three way switches allow for controlling a light fixture from two separate locations these are usually used at the top and bottom of a flight of stairs or at two different entrances to a room.
In this diagram the incoming hot wire attaches to the first switchs common dark colored terminal. With these diagrams below it will take the guess work out of wiring. Power through switch light is controlled by two three way switches with the light between the switches and the power first going through a switch then to the light and onto the second three way switch.